Half Price Standard Code

Butterfly Valves: Double-flanged, Lug- and Wafer-type, Eighth Edition, Includes Errata (April 2017)
standard by American Petroleum Institute, 02/01/2016

Measurement of Bulk Cargoes by Draft Survey – Ocean-going Vessels, First Edition
Handbook / Manual / Guide by American Petroleum Institute, 10/01/2019

Specification for High Pressure Fiberglass Line Pipe
standard by American Petroleum Institute, 04/01/1995

Bulletin on Stability Design of Cylindrical Shells
standard by American Petroleum Institute, 10/01/2000

Repairing Hazardous Liquid Pipelines, Fifth Edition
standard by American Petroleum Institute, 09/01/2015

Specification for Drilling-Fluid Materials, Sixteenth Edition and ISO 13500:1998 (Modified) Petroleum and Natural Gas Industries – Drilling Fluid Materials-Specification and Tests
standard by American Petroleum Institute, 02/01/2004

Specification for Wellhead Surface Safety Valves and Underwater Safety Valves for Offshore Service
standard by American Petroleum Institute, 08/01/1994

Cleaning Mobile Tanks in Flammable or Combustible Liquid Service
standard by American Petroleum Institute, 01/01/1991

Supplement 1 to Specification for Subsurface Sucker Rod Pumps and Fittings, Fourth Edition
Amendment by American Petroleum Institute, 03/01/1965

Specification for Steel Plates, Quenched-and-Tempered, for Offshore Structures – HISTORICAL PUBLICATION
standard by American Petroleum Institute, 07/01/1993